Merge "bp2build: fix BUILD file generation incrementality bug."

	if bazelConversionRequested(configuration) {

		// Run the alternate pipeline of bp2build mutators and singleton to convert Blueprint to BUILD files

		// before everything else.

		runBp2Build(configuration, extraNinjaDeps)

		runBp2Build(srcDir, configuration)

		// Short-circuit and return.

		return

	}

// Run Soong in the bp2build mode. This creates a standalone context that registers

// an alternate pipeline of mutators and singletons specifically for generating

// Bazel BUILD files instead of Ninja files.

func runBp2Build(configuration android.Config, extraNinjaDeps []string) {

func runBp2Build(srcDir string, configuration android.Config) {

	// Register an alternate set of singletons and mutators for bazel

	// conversion for Bazel conversion.

	bp2buildCtx := android.NewContext(configuration)

	configuration.SetStopBefore(bootstrap.StopBeforePrepareBuildActions)

	bp2buildCtx.SetNameInterface(newNameResolver(configuration))

	// Run the loading and analysis pipeline.

	// The bp2build process is a purely functional process that only depends on

	// Android.bp files. It must not depend on the values of per-build product

	// configurations or variables, since those will generate different BUILD

	// files based on how the user has configured their tree.

	bp2buildCtx.SetModuleListFile(bootstrap.ModuleListFile)

	extraNinjaDeps, err := bp2buildCtx.ListModulePaths(srcDir)

	if err != nil {

		panic(err)

	}

	extraNinjaDepsString := strings.Join(extraNinjaDeps, " \\\n ")

	// Run the loading and analysis pipeline to prepare the graph of regular

	// Modules parsed from Android.bp files, and the BazelTargetModules mapped

	// from the regular Modules.

	bootstrap.Main(bp2buildCtx.Context, configuration, extraNinjaDeps...)

	// Run the code-generation phase to convert BazelTargetModules to BUILD files.

	ninjaFileName := "build.ninja"

	ninjaFile := android.PathForOutput(codegenContext, ninjaFileName)

	ninjaFileD := android.PathForOutput(codegenContext, ninjaFileName+".d")

	extraNinjaDepsString := strings.Join(extraNinjaDeps, " \\\n ")

	// A workaround to create the 'nothing' ninja target so `m nothing` works,

	// since bp2build runs without Kati, and the 'nothing' target is declared in

	// a Makefile.